Home / 5,587.30-8,373.39-2,661.58

Finding the Fourth Proportional to 5,587.30, 8,373.39 and 2,661.58

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Solution

The fourth proportional to 5,587.30, 8,373.39 and 2,661.58 is: 3,988.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.30 : 8,373.39 = 2,661.58 : x
  2. Step 2: Convert to fraction form
    5,587.30/8,373.39 = 2,661.58/x
  3. Step 3: Cross multiply
    5,587.30x = 8,373.39 × 2,661.58
  4. Step 4: Simplify right side
    5,587.30x = 22,286,447.36
  5. Step 5: Solve for x
    x = 22,286,447.36/5,587.30
  6. Step 6: Final answer
    x = 3,988.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.